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A058935 Concatenation of first n binary numbers. 7
0, 1, 110, 11011, 11011100, 11011100101, 11011100101110, 11011100101110111, 110111001011101111000, 1101110010111011110001001, 11011100101110111100010011010, 110111001011101111000100110101011, 1101110010111011110001001101010111100 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,3

LINKS

Table of n, a(n) for n=0..12.

Eric Weisstein's World of Mathematics, Binary Champernowne Constant

Eric Weisstein's World of Mathematics, Smarandache Number

FORMULA

a(n) = a(n-1)*10^A029837(n) + A007088(n).

MATHEMATICA

FromDigits /@ Flatten /@ Rest[FoldList[Append, {}, IntegerDigits[Range[10], 2]]] (* Eric W. Weisstein, Nov 04 2015 *)

CROSSREFS

Cf. A007908 for decimal equivalent, A047778 for this converted to decimal, A001855 (offset) for number of digits.

Cf. A066716: binary Champernowne constant, A030302: binary digits, A030190: same with initial 0, A030303: indices of 1's, A007088, A047778 (concatenate binary 1..n).

Sequence in context: A267535 A267577 A262779 * A266975 A265320 A109241

Adjacent sequences:  A058932 A058933 A058934 * A058936 A058937 A058938

KEYWORD

base,easy,nonn

AUTHOR

Henry Bottomley, Jan 12 2001

STATUS

approved

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Last modified November 24 07:14 EST 2020. Contains 338607 sequences. (Running on oeis4.)